Portable light source



FIG. 1 is a bottom plan view of a portable light source according to thepresent invention.

FIG. 2 is a top plan view of the portable light source.

FIG. 3 is a left side elevational view of the portable light source.

FIG. 4 is a right side elevational view of the portable light source.

FIG. 5 is a front elevational view of the portable light source; and,

FIG. 6 is a rear elevational view of the portable light source.

The ornamental design for a portable light source, as shown anddescribed.